Age and gender differences in misperceptions of body shape in a Taiwanese population

Table 3 Main effects, interaction effects and total effect of gender and age on misperception overweight and underweight

Main effects of gender		Main effects of age		Interaction effects	Total effects
	Coefficient (\(\widehat{\upbeta }\))		Coefficient (\(\widehat{\upbeta }\))	Coefficient (\(\widehat{\upbeta }\))	Coefficient (\(\widehat{\upbeta }\))	s.e	p	OR
Misperceived overweight
Female	1.07	Young	0.37	0.5	1.94	0.33	< 0.001	6.96
		Middle	0.24	0.15	1.46	0.32	< 0.001	4.31
		Old (ref)			1.07	0.39	0.01	2.92
Male (ref)		Young	0.37		0.37	0.34	0.28	1.45
		Middle	0.24		0.24	0.35	0.49	1.27
		Old (ref)
Misperceived underweight
Female	− 0.38	Young	− 0.21	− 1.34	− 1.93	0.4	< 0.001	0.15
		Middle	− 0.02	− 0.75	− 1.15	0.24	< 0.001	0.32
		Old			− 0.38	0.27	0.16	0.68
Male (ref)		Young	− 0.21		− 0.21	0.24	0.39	0.81
		Middle	− 0.02		− 0.02	0.21	0.92	0.98
		Old (ref)

Total effects are the sum of Coefficient (\(\widehat{\upbeta }\)) of main effects of gender, main effects of age, and interaction effects
ref Reference group

ISSN: 2050-2974